San Diego Residential Construction | OnePhase General Contractor

San Diego ADU Construction

Project Details

Client

Private

Location

Castejon, Dr. La Jolla CA.

Category

Residential Construction

Type

Single Family Home

Type

Home Improvement Luxury

Coronado CA.

This renovation project on Castejon Drive in La Jolla, California was delivered through an integrated approach combining architecture, design, and general contracting under OnePhase Inc. The scope was shaped to elevate the home’s function and finish while respecting the character and expectations of a premier coastal neighborhood—balancing clean design intent with practical, buildable detailing.

Home Improvement

From early planning, the team documented existing conditions, aligned priorities, and developed a clear design direction supported by permit-aware documentation. Layout refinements and finish selections were structured around livability and long-term value, with careful coordination across architectural elements and key building systems to reduce surprises once construction began.

As general contractor, OnePhase Inc managed the full execution—procurement, trade sequencing, site logistics, inspections, and quality control—keeping timelines and decisions organized throughout the build. The result is a La Jolla renovation completed with disciplined project management, cohesive design continuity, and a polished, construction-ready outcome from concept through closeout.